One of the main ways that you know we’re Living in the Future is when you see something that used to be a huge science fiction trope, but now it’s just an ordinary part of life. Like arguing with computers—back in the day, debates with machines were a funny “what if.” And now, we argue with computers all the time.

But which science fiction mainstay has become something you find yourself doing on a regular basis? And how much cognitive dissonance do you have when you realize that an old science fiction plot idea is now just part of your everyday reality?